211069740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2551}}^1$

素因数の和:2767

約数の個数: 96

約数和(自身を含む): 679117824

約数和(自身を除く): 468048084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 197, 210, 394, 420, 591, 788, 985, 1182, 1379, 1970, 2364, 2551, 2758, 2955, 3940, 4137, 5102, 5516, 5910, 6895, 7653, 8274, 10204, 11820, 12755, 13790, 15306, 16548, 17857, 20685, 25510, 27580, 30612, 35714, 38265, 41370, 51020, 53571, 71428, 76530, 82740, 89285, 107142, 153060, 178570, 214284, 267855, 357140, 502547, 535710, 1005094, 1071420, 1507641, 2010188, 2512735, 3015282, 3517829, 5025470, 6030564, 7035658, 7538205, 10050940, 10553487, 14071316, 15076410, 17589145, 21106974, 30152820, 35178290, 42213948, 52767435, 70356580, 105534870, 211069740]

約数ペア:

[(1, 211069740), (2, 105534870), (3, 70356580), (4, 52767435), (5, 42213948), (6, 35178290), (7, 30152820), (10, 21106974), (12, 17589145), (14, 15076410), (15, 14071316), (20, 10553487), (21, 10050940), (28, 7538205), (30, 7035658), (35, 6030564), (42, 5025470), (60, 3517829), (70, 3015282), (84, 2512735), (105, 2010188), (140, 1507641), (197, 1071420), (210, 1005094), (394, 535710), (420, 502547), (591, 357140), (788, 267855), (985, 214284), (1182, 178570), (1379, 153060), (1970, 107142), (2364, 89285), (2551, 82740), (2758, 76530), (2955, 71428), (3940, 53571), (4137, 51020), (5102, 41370), (5516, 38265), (5910, 35714), (6895, 30612), (7653, 27580), (8274, 25510), (10204, 20685), (11820, 17857), (12755, 16548), (13790, 15306)]